Which blood vessel carries oxygenated blood from the lungs to the heart?
Answer and explanation
Correct answer: A. The pulmonary vein
- Step 1: Blood is oxygenated in the lungs. Step 2. It returns by the pulmonary veins to the left atrium. Answer: pulmonary vein. Why not the others: the pulmonary artery carries deoxygenated blood away from the heart, the vena cava carries deoxygenated blood to the heart, and the aorta carries blood away from the heart.
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